.tabs {
  width: 100%;
  height: 50px;
  background-color: white;
  border-bottom: 1px solid #ededed;
  position: relative;
  display: flex;
}

.tabs .item {
  width: 50%;
  height: 50px;
  text-align: center;
  line-height: 50px;
  color: #646566;
}

.tabs .line {
  width: 50%;
  position: absolute;
  bottom: 0;
  transition: left 0.3s;
  display: flex;
  justify-content: center;
}

.tabs .line span {
  display: inline-block;
  width: 60px;
  height: 3px;
  background-color: #ff5f16;
  border-radius: 1px;
}

.tabs .active {
  color: #ff5f16;
}

header {
  width: 100%;
  background-color: white;
  transition: top 0.3s;
}
